/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.tez.dag.app.dag.impl;

import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.tez.dag.app.dag.event.CallableEvent;

public class CallableEventDispatcher implements EventHandler<CallableEvent> {

    @Override
    public void handle(CallableEvent event) {
      try {
        event.call();
        event.getCallback().onSuccess(null);
      } catch (Exception e) {
        event.getCallback().onFailure(e);
      }
    }
    
  }
  
